Color By Math: Fun-Filled Color-by-Number Math Activities to Build Early Math Skills for Kids Ages 5–7

Mind-Blowing Modular Origami: The Art of Polyhedral Paper Folding: Use Origami Math to fold Complex, Innovative Geometric Origami Models

The Magic Square - Tricking Your Way to Mental Superpowers (Faking Smart Book 3)

The Indisputable Existence of Santa Claus: The Mathematics of Christmas

The Book on Games of Chance: The 16th-Century Treatise on Probability (Dover Recreational Math)

Brain Workout: 500 Math and Logic Puzzles in 10 Types for Adults, Seniors & Thinkers With Rules, Examples and Solutions: Test Your Math Skills Using Mathrax, Calcudoku, Kakuro, Futoshiki and More

The Hardest Logic Workbook for Gritty Kids: Spatial Reasoning, Math Puzzles, Word Games, Logic Problems, Focus Activities, Two-Player Games. (Develop ... & STEM Skills in Kids Ages 10, 11, 12.)

Sudoku Puzzle Book for Adults: 1000 Medium Level Puzzles with Solutions - Vol 4

Future Mathematician Everyday Math Adventures for Kids (Ages 7 – 12) : Fun mathematics activities for young kids, STEM Math Projects for Ages 7-12, ... (STEM Explorers Series: Ignite the Future)

Sudoku Medium to Hard: Big Print, Two Puzzles Per Page With Full Solutions (Fun Sudoku Collection)